diff --git a/en/_posts/index.xml b/en/_posts/index.xml
index 6dd06c86..6e787fd5 100644
--- a/en/_posts/index.xml
+++ b/en/_posts/index.xml
@@ -316,13 +316,15 @@ Swiping on the top part of content window (near the top address bar by default)
     </item>
     
     <item>
-      <title>Blocking domain trees</title>
+      <title>Hosts files</title>
       <link>/en/adblock_domain/</link>
       <pubDate>Mon, 01 Jan 0001 00:00:00 +0000</pubDate>
       
       <guid>/en/adblock_domain/</guid>
-      <description>hosts blocks whole domain trees including all descedant domains. The domains in the hosts file must be 2 or 3 segment domains, such as &amp;quot;yahoo.com&amp;quot; and &amp;quot;finance.yahoo.com&amp;quot;. If the length of the last 2 segments is less than 7, such as &amp;quot;com.pl&amp;quot;, then it is treated as one segment, so domains like &amp;quot;xxx.xxx.com.pl&amp;quot; are also valid in the hosts file.
-Each line of the hosts file has the following format:</description>
+      <description>The hosts files &amp;quot;hosts&amp;quot; and &amp;quot;default.hosts&amp;quot; take effect when the setting option &amp;quot;using hosts&amp;quot; is checked.
+The file &amp;quot;hosts&amp;quot; defines IP addresses for domains. Each line has the following format:
+[IP address][single space][domain name]
+&amp;quot;default.hosts&amp;quot; blocks whole domain trees including all descedant domains. The domains in the hosts file must be 2 or 3 segment domains, such as &amp;quot;yahoo.com&amp;quot; and &amp;quot;finance.yahoo.com&amp;quot;. If the length of the last 2 segments is less than 7, such as &amp;quot;com.</description>
     </item>
     
   </channel>
diff --git a/en/adblock_domain/index.html b/en/adblock_domain/index.html
index bdb07d73..3c8939a0 100644
--- a/en/adblock_domain/index.html
+++ b/en/adblock_domain/index.html
@@ -5,7 +5,7 @@
     <meta name="viewport" content="width=device-width, initial-scale=1" />
     
     <link rel="stylesheet" href="../style.css" type="text/css" />
-    <title>Blocking domain trees</title>
+    <title>Hosts files</title>
     <script type="text/javascript">
       function findLang(){
         let href = location.href;
@@ -40,7 +40,7 @@
     <br />
     
 <div class="container">
-  <h1 class="title">Blocking domain trees
+  <h1 class="title">Hosts files
     <br>
     <span class="subtitle"></span>
   </h1>
@@ -49,14 +49,17 @@
     <li><a href="../tags/adblock">adblock</a> </li>
     
   </ul>
-  <p><a href="file:///data/data/info.torapp.uweb/files/default.hosts">hosts</a> blocks whole domain trees including all descedant domains. The domains in the hosts file must be 2 or 3 segment domains, such as &quot;yahoo.com&quot; and &quot;finance.yahoo.com&quot;. If the length of the last 2 segments is less than 7, such as &quot;com.pl&quot;, then it is treated as one segment, so domains like &quot;xxx.xxx.com.pl&quot; are also valid in the hosts file.</p>
+  <p>The hosts files &quot;hosts&quot; and &quot;default.hosts&quot; take effect when the setting option &quot;using hosts&quot; is checked.</p>
+<p>The file <a href="file:///data/data/info.torapp.uweb/files/hosts">&quot;hosts&quot;</a> defines IP addresses for domains. Each line has the following format:<br>
+[IP address][single space][domain name]</p>
+<p><a href="file:///data/data/info.torapp.uweb/files/default.hosts">&quot;default.hosts&quot;</a> blocks whole domain trees including all descedant domains. The domains in the hosts file must be 2 or 3 segment domains, such as &quot;yahoo.com&quot; and &quot;finance.yahoo.com&quot;. If the length of the last 2 segments is less than 7, such as &quot;com.pl&quot;, then it is treated as one segment, so domains like &quot;xxx.xxx.com.pl&quot; are also valid in the hosts file.</p>
 <p>Each line of the hosts file has the following format:<br>
 [rootDomain][space][regex for domain prefix before rootDomain][space][regex for the whole url without &quot;http(s)://&quot;]<br>
 The first part [rootDomain] is required and the others are optional. regex is java-grammar regular expression. If the second regex is used, it is recommended to merge the first regex to the second one for performance.</p>
 
 </div>
-<p>Last Modified: 24 September 2022<br>
-fix typos from torinfo.uweb to torapp.uweb<br>
+<p>Last Modified: 20 March 2023<br>
+supports hosts<br>
 <pre></pre>
 </p>
 
diff --git a/en/changelog/index.html b/en/changelog/index.html
index e21be760..5be4ed60 100644
--- a/en/changelog/index.html
+++ b/en/changelog/index.html
@@ -76,7 +76,7 @@
 
 </div>
 <p>Last Modified: 20 March 2023<br>
-add revision history<br>
+supports hosts<br>
 <pre></pre>
 </p>
 
diff --git a/en/filenames/index.html b/en/filenames/index.html
index d31d365e..c6d0fa86 100644
--- a/en/filenames/index.html
+++ b/en/filenames/index.html
@@ -102,7 +102,7 @@
 
 </div>
 <p>Last Modified: 20 March 2023<br>
-refine markdeep.html<br>
+supports hosts<br>
 <pre></pre>
 </p>
 
diff --git a/en/index.html b/en/index.html
index f7c81bb2..ad5fc52a 100644
--- a/en/index.html
+++ b/en/index.html
@@ -223,7 +223,7 @@
   
   <li class="post">
     <a href="adblock_domain/index.html">
-      <span>Blocking domain trees</span>
+      <span>Hosts files</span>
     </a>
   </li>
   
diff --git a/en/index.xml b/en/index.xml
index 4f7144ee..f103c253 100644
--- a/en/index.xml
+++ b/en/index.xml
@@ -452,13 +452,15 @@ newbing/chatgpt for censored area Powerful: any native functionality with html5
     </item>
     
     <item>
-      <title>Blocking domain trees</title>
+      <title>Hosts files</title>
       <link>/en/adblock_domain/</link>
       <pubDate>Mon, 01 Jan 0001 00:00:00 +0000</pubDate>
       
       <guid>/en/adblock_domain/</guid>
-      <description>hosts blocks whole domain trees including all descedant domains. The domains in the hosts file must be 2 or 3 segment domains, such as &amp;quot;yahoo.com&amp;quot; and &amp;quot;finance.yahoo.com&amp;quot;. If the length of the last 2 segments is less than 7, such as &amp;quot;com.pl&amp;quot;, then it is treated as one segment, so domains like &amp;quot;xxx.xxx.com.pl&amp;quot; are also valid in the hosts file.
-Each line of the hosts file has the following format:</description>
+      <description>The hosts files &amp;quot;hosts&amp;quot; and &amp;quot;default.hosts&amp;quot; take effect when the setting option &amp;quot;using hosts&amp;quot; is checked.
+The file &amp;quot;hosts&amp;quot; defines IP addresses for domains. Each line has the following format:
+[IP address][single space][domain name]
+&amp;quot;default.hosts&amp;quot; blocks whole domain trees including all descedant domains. The domains in the hosts file must be 2 or 3 segment domains, such as &amp;quot;yahoo.com&amp;quot; and &amp;quot;finance.yahoo.com&amp;quot;. If the length of the last 2 segments is less than 7, such as &amp;quot;com.</description>
     </item>
     
   </channel>
diff --git a/en/links/index.html b/en/links/index.html
index 5f4db123..d1d784cf 100644
--- a/en/links/index.html
+++ b/en/links/index.html
@@ -297,7 +297,7 @@ use &quot;i:0mi:92Host;209.216.230.240::https://news.ycombinator.com&quot; to vi
 
 </div>
 <p>Last Modified: 20 March 2023<br>
-add revision history<br>
+supports hosts<br>
 <pre>Add &#39;clear cookie
 enhance i:0m
 </pre>
diff --git a/en/sitemap.xml b/en/sitemap.xml
index 121e7e94..39da5f7e 100644
--- a/en/sitemap.xml
+++ b/en/sitemap.xml
@@ -29,7 +29,7 @@
                 />
   </url><url>
     <loc>/en/</loc>
-    <lastmod>2023-03-20T11:56:16+08:00</lastmod>
+    <lastmod>2023-03-20T22:29:46+08:00</lastmod>
     <xhtml:link
                 rel="alternate"
                 hreflang="zh"
@@ -42,7 +42,7 @@
                 />
   </url><url>
     <loc>/en/_posts/</loc>
-    <lastmod>2023-03-20T11:54:34+08:00</lastmod>
+    <lastmod>2023-03-20T22:29:46+08:00</lastmod>
     <xhtml:link
                 rel="alternate"
                 hreflang="zh"
@@ -94,7 +94,7 @@
                 />
   </url><url>
     <loc>/en/tags/</loc>
-    <lastmod>2023-03-04T09:42:31+08:00</lastmod>
+    <lastmod>2023-03-20T22:29:46+08:00</lastmod>
     <xhtml:link
                 rel="alternate"
                 hreflang="zh"
@@ -505,20 +505,7 @@
                 />
   </url><url>
     <loc>/en/tags/adblock/</loc>
-    <lastmod>2022-09-24T14:05:13+08:00</lastmod>
-  </url><url>
-    <loc>/en/adblock_domain/</loc>
-    <lastmod>2022-09-24T14:05:13+08:00</lastmod>
-    <xhtml:link
-                rel="alternate"
-                hreflang="zh"
-                href="/zh/adblock_domain/"
-                />
-    <xhtml:link
-                rel="alternate"
-                hreflang="en"
-                href="/en/adblock_domain/"
-                />
+    <lastmod>2023-03-20T22:29:46+08:00</lastmod>
   </url><url>
     <loc>/en/categories/</loc>
     <xhtml:link
@@ -531,6 +518,19 @@
                 hreflang="en"
                 href="/en/categories/"
                 />
+  </url><url>
+    <loc>/en/adblock_domain/</loc>
+    <lastmod>2023-03-20T22:29:46+08:00</lastmod>
+    <xhtml:link
+                rel="alternate"
+                hreflang="zh"
+                href="/zh/adblock_domain/"
+                />
+    <xhtml:link
+                rel="alternate"
+                hreflang="en"
+                href="/en/adblock_domain/"
+                />
   </url><url>
     <loc>/en/unlist/</loc>
     <lastmod>2023-03-16T15:46:36+08:00</lastmod>
diff --git a/en/tags/adblock/index.html b/en/tags/adblock/index.html
index 29efd6e4..1b65f87d 100644
--- a/en/tags/adblock/index.html
+++ b/en/tags/adblock/index.html
@@ -41,7 +41,7 @@
     
     <li class="post">
       <a href="../../adblock_domain">
-        <span>Blocking domain trees</span>
+        <span>Hosts files</span>
       </a>
     </li>
     
diff --git a/en/tags/adblock/index.xml b/en/tags/adblock/index.xml
index dbb0cbf7..50c45325 100644
--- a/en/tags/adblock/index.xml
+++ b/en/tags/adblock/index.xml
@@ -6,13 +6,15 @@
     <description>Recent content in adblock on uweb browser: unlimited power</description>
     <generator>Hugo -- gohugo.io</generator><atom:link href="/en/tags/adblock/index.xml" rel="self" type="application/rss+xml" />
     <item>
-      <title>Blocking domain trees</title>
+      <title>Hosts files</title>
       <link>/en/adblock_domain/</link>
       <pubDate>Mon, 01 Jan 0001 00:00:00 +0000</pubDate>
       
       <guid>/en/adblock_domain/</guid>
-      <description>hosts blocks whole domain trees including all descedant domains. The domains in the hosts file must be 2 or 3 segment domains, such as &amp;quot;yahoo.com&amp;quot; and &amp;quot;finance.yahoo.com&amp;quot;. If the length of the last 2 segments is less than 7, such as &amp;quot;com.pl&amp;quot;, then it is treated as one segment, so domains like &amp;quot;xxx.xxx.com.pl&amp;quot; are also valid in the hosts file.
-Each line of the hosts file has the following format:</description>
+      <description>The hosts files &amp;quot;hosts&amp;quot; and &amp;quot;default.hosts&amp;quot; take effect when the setting option &amp;quot;using hosts&amp;quot; is checked.
+The file &amp;quot;hosts&amp;quot; defines IP addresses for domains. Each line has the following format:
+[IP address][single space][domain name]
+&amp;quot;default.hosts&amp;quot; blocks whole domain trees including all descedant domains. The domains in the hosts file must be 2 or 3 segment domains, such as &amp;quot;yahoo.com&amp;quot; and &amp;quot;finance.yahoo.com&amp;quot;. If the length of the last 2 segments is less than 7, such as &amp;quot;com.</description>
     </item>
     
   </channel>
diff --git a/sitemap.xml b/sitemap.xml
index dbe97534..4436d89d 100644
--- a/sitemap.xml
+++ b/sitemap.xml
@@ -4,7 +4,7 @@
   <sitemap>
     <loc>en/sitemap.xml</loc>
     
-      <lastmod>2023-03-20T11:56:16+08:00</lastmod>
+      <lastmod>2023-03-20T22:29:46+08:00</lastmod>
     
   </sitemap>
   
diff --git a/zh/links/index.html b/zh/links/index.html
index 850d0fc3..80ed4123 100644
--- a/zh/links/index.html
+++ b/zh/links/index.html
@@ -250,7 +250,7 @@ use &quot;i:0mi:92Host;209.216.230.240::https://news.ycombinator.com&quot; to vi
 
 </div>
 <p>Last Modified: 20 March 2023<br>
-use relative path<br>
+supports hosts<br>
 <pre></pre>
 </p>